Missing mail. Post boy and mail of December 22nd still not heard of

These are to give Notice, That the Bags of Letters from Sheffield, Chesterfield, Mansfield, and Nottingham, which should have arrived at the General Post-Office in London on the 22d of the last Month, are yet missing, supposed to be robb'd by Highwaymen, the Post-Boy of Nottingham, who rid from thence with the same to Melton, not being yet heard of. Whoever secures the Post-Boy, or bring the said Bags of Letters to the Postmaster of Nottingham, shall have Ten Guineas, paid him by the said Postmaster.